House & Family History: The name Frognall is believed to be derived from "frog pool." In 1915 the house and 1,740 acres were sold by the Marsham-Townshend family to the government, which opened Queen's Hospital (later Queen Mary's Hospital) here in 1917, a role it served until the hospital closed in 1974. Beginning circa 1980 Frognall was used as administration offices; in 1999 the house became a Sunrise Senior Living Group center.

House Listed: Grade II*

Park Listed: No Park

Past Seat / Home of: Cressel family, circa 1300 until circa 1540. Markes Dyngley, 16th century; Dynley/Dyneley/Dyngley family here from circa 1540 until the early 17th century. Sir William Watkins, early 17th century until 1649. Sir Philip Warwick, 17th century; Warwick family here from 1649 until 1691. Roland Tryon, late 17th century; Tryon family here from 1691 until 1747. Thomas Townshend, 1st Viscount Sydney, 18th century; Marsham-Townshend family here from 1752 until 1915.

Current Ownership Type: Corporation

Primary Current Ownership Use: Retirement Home

Ownership Details: Since 1999 part of the Sunrise Senior Living Group

House Open to Public: No

Phone: 02083-026-200

Website: http://www.sunrise-care.co.uk

Historic Houses Member: No